{"id":8866,"date":"2024-05-06T13:19:22","date_gmt":"2024-05-06T05:19:22","guid":{"rendered":"https:\/\/www.dahsin.com.tw\/?p=8308"},"modified":"2024-08-20T09:55:12","modified_gmt":"2024-08-20T01:55:12","slug":"100qa17","status":"publish","type":"post","link":"https:\/\/www.daisin.com.tw\/en\/100qa17\/","title":{"rendered":"(One hundred questions on waterproofing) Let\u2019s #17get started. What are the most common mistakes when installing a roof waterproofing system?"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><strong>Answer:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(<strong>\u4e00<\/strong>) PU<strong>Waterproof materials are divided into two categories:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><\/strong>Pure Urethane<strong>Generally<\/strong>PU)<strong>\u3002<\/strong><strong><\/strong>\n<ul class=\"wp-block-list\">\n<li>Tare Urethane<strong>Tar series<\/strong>PU)<strong>In Japan, the 1st<\/strong>(1)<strong>Type<\/strong>PU<strong>Can only be used when the construction method is exposed; avoid adding any covering on top.<\/strong>PC<strong>Or a covering layer such as foamed cement<\/strong>(<strong>Otherwise, you must use the tar series.<\/strong>PU)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Currently, some waterproof manufacturers in China are confusing the two concepts, resulting in a great deal of resentment among some well-known developers towards PU.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(ii) The PU waterproofing coating on the roof must be applied in two or more layers; in addition, for the pipe edges and corner corners, the resin mortar must be manually reinforced first; for the ground floor shear cracking, single-fluid PU reinforcement must also be applied first, in order to achieve durable functionality.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(<strong>\u4e09<\/strong>) <strong>According to<\/strong>CNS 6986<strong>Material standard restrictions:<\/strong>PU<strong>The proportion of waterproof material should be<\/strong>1.0~1.3<strong>However, due to fierce competition in the market, some factories manufacture a large amount of products with a high weight ratio.<\/strong>1.4<strong>\u6216<\/strong>1.5<strong>Second-grade ingredients<\/strong>(<strong>At a certain thickness, the actual construction area will be reduced.<\/strong>)<strong>\u3002<\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(4) Some waterproof manufacturers, in order to reduce costs through vicious competition, arbitrarily add various fillers (such as talc powder) during PU mixing, which seriously affects the physical properties and lifespan of the PU.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u7b54\uff1a (\u4e00) PU\u9632\u6c34\u6750\u5206\u6210\u5169\u985e\uff1a \u76ee\u524d\u570b\u5167\u6709\u4e9b\u9632\u6c34\u5ee0\u5546\u5169\u8005\u5747\u6df7\u6dc6\u4e0d\u6df8\uff0c\u9020\u6210\u90e8\u4efd\u77e5\u540d\u7684\u5efa\u5546\u5c0dPU \u7522\u751f\u6975\u5927\u7684\u53cd [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[24],"tags":[70],"class_list":["post-8866","post","type-post","status-publish","format-standard","hentry","category-100qa","tag-qa"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.daisin.com.tw\/en\/wp-json\/wp\/v2\/posts\/8866","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.daisin.com.tw\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.daisin.com.tw\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.daisin.com.tw\/en\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.daisin.com.tw\/en\/wp-json\/wp\/v2\/comments?post=8866"}],"version-history":[{"count":0,"href":"https:\/\/www.daisin.com.tw\/en\/wp-json\/wp\/v2\/posts\/8866\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.daisin.com.tw\/en\/wp-json\/wp\/v2\/media?parent=8866"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.daisin.com.tw\/en\/wp-json\/wp\/v2\/categories?post=8866"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.daisin.com.tw\/en\/wp-json\/wp\/v2\/tags?post=8866"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}